Teens name must-have inventions.GRAPH IT! HISTORY'S TOP INVENTION? Quick! What one invention can't you live without? TV? Cell phone? Computer? Wrong! In a recent survey of 400 American teens and more than 1,000 adults, the humble toothbrush toothbrush, n a handheld device with an arrangement of bristles at one end, and a handle designed to reach effectively all exposed surfaces of the teeth and gingiva. ranked as the most indispensable invention. "We were surprised people would pick something so low-tech," says Kristin Joyce at the Massachusetts Institute of Technology Massachusetts Institute of Technology, at Cambridge; coeducational; chartered 1861, opened 1865 in Boston, moved 1916. It has long been recognized as an outstanding technological institute and its Sloan School of Management has notable programs in business, , which conducted the study. How do modern marvels Modern Marvels is a documentary television series on The History Channel that answers the question of how many things in the modern world are possible, and where they came from. stack up against this 15th-century invention? To find out, examine the bar graph (above). Then answer the following questions: * How many teens would rather live without a computer than a toothbrush? * How many teens combined rated the PC and cell phone tops? * Poll your classmates Classmates can refer to either:
TEENS NAME MUST-HAVE INVENTIONS INVENTION % OF TEENS Toothbrush 34 Automobile 31 PC 16 Cell Phone 10 Microwave 7 Source: Massachusetts Institute of Technology Note: Table made from bar graph. |
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